"A little periwinkle or something which nobody has identified before is one thing, but this is more than that, it's a large pink iguana! I used to collect stamps, and this was a Penny Black of the natural world in a very big way."

Galapagos 3D will be broadcast at 7pm tonight (January 1) on Sky 3D. It will also be simulcast at 7pm on Sky1 HD.